A number of schools found the bacteria that causes Legionnaire’s disease in their water, and experts say more should expect to see it.
While microscopic and little known, predatory bacteria are among the world’s fiercest and most effective hunters.
The largest study yet confirms that race, ethnicity, age and sex can raise a person’s chances of dying from Covid-19.
Our “hidden enemy,” in plain sight.
Much remains unknown and mysterious, but these are some of the things we’re pretty sure of after half a year of this pandemic.
Times journalists summarize some of the most critical things that scientists and public health officials have yet to understand.
Peter Piot, 71, one of the giants of Ebola and AIDS research, is still battling a coronavirus infection that hit him “like a bus” in March.
Psychologists say anxiety and uncertainty prompt irrational decisions — like turning down a transplant when an organ becomes available.
An infectious outbreak can conclude in more ways than one, historians say. But for whom does it end, and who gets to decide?
A pioneer of the gene-editing technology has devised a diagnostic test for the infection that could be as simple as a pregnancy test.
A decade of health disinformation promoted by President Vladimir Putin of Russia has sown wide confusion, hurt major institutions and encouraged the spread of deadly illnesses.